Koyo Aluminum Reservoir Tank

2006–2015 Mazda Miata NC 2.0L

Part #: RT001

Overview

The Koyo Aluminum Reservoir Tank is a high-quality upgrade designed specifically for the 2006–2015 Mazda Miata NC. This all-aluminum replacement reservoir offers a durable and reliable alternative to the stock plastic unit, ensuring your cooling system remains leak-free and resilient under demanding driving conditions. Whether you're a daily driver, a spirited enthusiast, or a track day participant, this reservoir tank enhances the durability and aesthetic appeal of your vehicle’s cooling system.

Engineered for seamless installation, the Koyo reservoir tank is a straightforward upgrade that requires no modifications or additional components. Its robust construction helps prevent cracking and pressurized coolant loss, common issues with factory plastic tanks over time. The integrated side gauge allows for quick and easy coolant level checks, providing added convenience and peace of mind during maintenance or spirited driving sessions.

Key Features

The Koyo Aluminum Reservoir Tank combines advanced materials and thoughtful design to deliver superior performance and longevity. Key features include:

• Constructed entirely from high-quality aluminum, offering excellent heat dissipation and corrosion resistance compared to OEM plastic tanks.
• Hand-welded construction ensures a seamless, leak-proof design that withstands high pressure and temperature fluctuations.
• Precisely engineered to fit the 2006–2015 Mazda Miata NC without the need for modifications, making installation quick and hassle-free.
• Integrated side gauge provides a clear visual indicator of coolant levels, simplifying maintenance checks.
• Retains compatibility with the OEM Mazda expansion cap, ensuring proper sealing and pressure regulation.
• Enhances the aesthetic appeal of your engine bay with a sleek, aluminum finish that complements performance modifications.
• Designed to withstand the rigors of spirited driving, track use, and daily commuting alike.
• Improves overall cooling system reliability by replacing aging or cracked plastic reservoirs.

Construction & Design

The Koyo Aluminum Reservoir Tank is crafted from high-grade aluminum, chosen for its excellent thermal conductivity and resistance to corrosion. Each tank is meticulously hand-welded to ensure a seamless, leak-proof construction that can handle the pressures of a high-performance cooling system. Its compact, precisely engineered shape fits perfectly within the engine bay of the Mazda Miata NC, maintaining OEM fitment and appearance.

The integrated side gauge is thoughtfully positioned for easy visibility, allowing you to monitor coolant levels without removing any components. The aluminum material not only enhances durability but also helps dissipate heat more effectively than the original plastic tank, contributing to more stable engine temperatures during aggressive driving or hot weather conditions.

Installation & Fitment

The Koyo Aluminum Reservoir Tank is designed as a direct replacement for the factory plastic unit on the 2006–2015 Mazda Miata NC. Installation is straightforward and requires no cutting, drilling, or additional modifications. The tank mounts using the OEM hardware and retains compatibility with the factory expansion cap, ensuring a secure and proper fit. Basic hand tools are sufficient for installation, and detailed instructions are typically included to guide you through the process.

What's Included

• Aluminum Reservoir Tank
• All necessary mounting hardware
• Installation instructions

Ideal For

• Mazda Miata NC owners seeking a durable, high-quality coolant reservoir upgrade
• Enthusiasts looking to improve engine bay aesthetics with a sleek aluminum component
• Drivers wanting enhanced reliability and leak prevention in their cooling system
• Performance-minded individuals who track or spirited drive their vehicle regularly